package src.lab02.test20;

import com.sun.scenario.effect.impl.sw.sse.SSEBlend_SRC_OUTPeer;

import java.util.Scanner;

/**
 * Created by MECHREV on 2017/10/26.
 */
public class Test {
    public static void main(String[] args) {
        String result;
        //从键盘输入字符的方法
        Scanner scanner = new Scanner(System.in);
        result = scanner.next();
        System.out.println(result);
    char tmp;
    int i;
    for(i=0;i<result.length();i++){
        tmp=result.charAt(i);
        if ( tmp>='0'&& tmp<='9'){
            System.out.print(tmp);
        }
    }
    }
}
